2-carboxylate CAS 611-10-9

Molecular Formula:C8H12O3

Formula Weight:156.18

Purity: 99%

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Product Name: 2-carboxylate
CAS No: 611-10-9

Basic Info

Product Name:2-carboxylate
Place of Origin:Shandong, China
Brand Name:Zhishang Chemical
Type:Pharmaceutical Intermediates
Appearance:Colorless liquid
EINECS No.:210-253-0
Storage:Cool Dry Place
Provide:2-carboxylate MSDS;
2-carboxylate COA

ETHYL-2-CYCLOPENTANONECARBOXYLATE;ETHYL 2-OXOCYCLOPENTANECARBOXYLATE;CYCLOPENTANONE-2-CARBOXYLIC ACID ETHYL ESTER;Ethyl 2-oxocyclopentanecarboxylate, tech., 90% 100GR;Ethyl 2-oxocyclopentanecarboxylate, tech., 90% 25GR;2-Carbethoxycyclopentanone 2-Ethoxycarbonylcyclopentanone Cyclopentanone-2-carboxylic Acid Ethyl Ester Ethyl Cyclopentanone-2-carboxylate 2-Oxocyclopentanecarboxylic Acid Ethyl Ester;Ethyl 2-oxocyclopentanecarboxylate,2-(Ethoxycarbonyl)cyclopentanone, Ethyl cyclopentanone-2-carboxylate;Ethyl-2-cyclopentanonecarboxylate 10g [611-10-9]

Product Categories:

Pharmaceutical Intermediates;BUILDING BLOCKS;C8 to C9;Carbonyl Compounds;Chemical Synthesis;Esters;fine chemicals, specialty chemicals, intermediates, electronic chemical, organic synthesis;fine chemicals, specialty chemicals, intermediates, electronic chemical, organic synthesis, functional materials;Organic Building Blocks


Colorless liquid. The boiling point is 122-124°C (3.33kPa), the relative density is 1.0976 (0°C), and the refractive index is 1.451 (25°C). Soluble in alcohol, ether, benzene, insoluble in water.

Chemical Properties:

Crystalline Solid

Boiling point 102-104 °C/11 mmHg (lit.)
density 1.054 g/mL at 25 °C (lit.)
refractive index n20/D 1.452(lit.)
Fp 172 °F
storage temp. Sealed in dry,Room Temperature
form Liquid
color Clear colorless to pale yellow
Water Solubility insoluble


  1. Used as pharmaceutical intermediates or perfume additives. Medicinal synthesis, organic synthesis intermediates, can be used to synthesize perfumes, or loxoprofen. Production method Diethyl adipate is cyclized in toluene in the presence of sodium to obtain the product. The reaction temperature is 100-115°C, the reaction time is 5h, and the yield is 74-81%.
About Us

The production base is located in Zhangqiu chemical industry park and Tai’an high-tech chemical industry park. laboratory and workshop in strict accordance with the GMP standard and the product fit national ISO9001 and ISO2000 standards.

“Zhishang” products are exported to Europe, North and South America, the Middle East, Asia Pacific and Africa area, so as to establish a long-term and stable cooperation relationship with customer in the world.

Company Info
  • Business Type: Manufacturer
  • Product Range: Additive , Chemical Auxiliary & Catalyst , Organic Chemicals
  • Products/Service: Organic Intermediate,Inorganic Chemistry, APIs, Dyestuffs And Pigments, Fragrance And Spices, Food Additives
  • Total Employees: 51~100
  • Capital (Million US $): 10000000RMB
  • Year Established: 2016
Production Capacity
  • No. of Production Lines : 8
  • No. of QC Staff : 5 -10 People
  • OEM Services Provided : yes
  • Factory Size (Sq.meters) : 3,000-5,000 square meters
  • Certificate: ISO9001 , CE , GMP , API , MSDS
  • Factory Location : Diao Town Industry Park, Zhangqiu City, Jinan City, Shandong Province, China.


Pre-Sales Service

* Prompt reply and 24 hours online, professional team to provide best price and high quality product.

* Sample testing support.

* Every batch of products will be tested to ensureits quality.

*The packing also can be according the customers` requirment.

*Any inquiries will be replied within 24 hours.

*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.


After-Sales Service

*The fact of logistics information monitoring.

* Any questions about the product can be consulted at any time.

*Product has any problem can return.


Do you accept sample order?

We will make samples before mass production, and after sample approved, we’ll begin mass production. Doing 100% inspection during production, then do random inspection before packing.



You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.

What’s your MOQ?

Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.

Do you supply product report?

Yes. We’ll give you product analysis report before shipping.

  Is there a discount?

Different quantity has different discount.


1. ≤50kg, Express delivery recommended, usually called as DDU service;

2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;

3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;

4. For high value products, please select air shipping and express delivery for safe.

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